package demo13;

/**
 * Created by Administrator on 2017/4/25.
 */
public class Book {
    private String name;
    public String getName(){
        int id=0;
        setName("Java");
        return id+this.name;
    }
    private void setName(String name){
        this.name=name;
    }
    public Book getBook(){
        return this;
    }
}
